Best Fm Radio Mp4 Players in 2026

[Bluetooth 5.0]: The MP3 player adopt the advanced Bluetooth 5.0 technology. RIOUSV MP3 player support Bluetooth 5.0, which greatly improves the transmission speed and providing you with a low-latency listening experience.

[Superior Audio]: With dynamic speakers to create a wide sound field and balanced listening experience, Each sound details to the heart, so that you really feel the live-grade sound.

[Up to 32GB of storage]: We give you a 32GB TF Card. A total of up to 8000 songs can be stored with 32GB. Fill a small player with your favorite music, let you become a mobile music library, and enjoy the music feast anywhere, anytime.

【Exceptional Sound Quality】: Mp3 Mp4 Player with DTS HIFI sound quality and four major music modes provide a more enjoyable and comfortable music experience.

【Built-in 32GB Storage】: With genuine built-in 32GB storage space, this MP3 player can store up to thousands of songs and videos, with faster data transfer speed than normal TF cards. It also supports up to 128GB microSD card expansion.

【Bluetooth 5.0 & 2.4-inch Full Touch Screen】: Mp3 Player with Bluetooth 5.0 easily connect to Bluetooth-enabled earphones, speakers, car audio and other devices up to 65 feet, with faster speed and longer distance. The 2.4-inch full-pixel IPS ultra-clear touchscreen allows for easy operation and navigation.

【Visual Feast】-- This mp3 & mp4 player uses a 4.0-inch LED-backlit widescreen with IPS technology. It can play 720p, 1080p high resolution video smoothly. Full touch design provides easier operation and interactive experience. It is compatible with AVI, MKV, MPG, MPEG, RM, RMVB, VOB, MOV, FLV, ASF, DAT, MP4, 3GP, etc.

【Broader Bluetooth Compatibility】-- Pair the Bluetooth mp3 player with your favorite Bluetooth wireless headphones for even more freedom in your workout. And it can also be connected to Bluetooth speaker and car stereo.

【JAW-dropping Sound】-- With the digital audio player, you can enjoy high-resolution audio to its fullest, optimized through digital signal processor (DSP) technology. You will feel fuller bass with more depth and impact, boosted voice and instrument clarity, and rich detail. The music player built-in speaker and compatible with most audio formats: MP3, WAV, FLAC, APE, OGG, M4A, AAC, WMA, MP2, etc.

[Legendary octa-core Snapdragon 660]: In the M11Plus music player is a Snapdragon 660 with a 4 big / 4 small core architecture plenty capable of providing a smartphone-like smooth experience.

[High Performance ES9068AS*2]: The M11Plus portable audio player is equipped with 2 of the now out-of-production ES9068AS DAC chips with their unique, soft, and natural charm that will allow you to rediscover your music all over again.

[Fully balanced THX AAA-78*2]: The THX AAA-78 amps of the THX AAA Frontier series will let you experience every last sound and detail faithfully restored and placed in the soundstage, as if you were in the recording studio.

Powerful features 16GB Internal Capacity for up to 5000 songs.Built in Audio,flash memory disk,Play music with MP3/Voice record/FM Radio/E-book support TXT format/ photo view /FLAC formats/ video with AMV format.HiFi bass Earphone with Stylish and sophisticated appearance.

Easily to Operate one key to lock/unlock screen.also designed with Independent Volume Control, Give you a more user-friendly experience.Can also be used as a memory Card reader or for file storage;Built in high speed Mini USB 2.0 cables,Just drag and drop the music file or folder directly when connecting to computer

Compact and Portable Slim,lightweight,portable MP3 player MP4 player with 3.5mm Audio Jack port.Various Play Modes: Normal,Repeat Once,Repeat All,Random.You can carry Music, Video,Photos and Files wherever you go

High quality professional wiring MP3 earphones. Wider frequency response for fuller enjoyment.

💝Combination of Local and Streaming Music - INNIOASIS G1 is not only a local mp3 player with Bluetooth, but also a streaming music player. The device comes pre-installed with many of the most popular online music Apps, including Spotify, Pandora, Tidal, Deezer, Amazon music, Apple music, etc.

💝Powerful Local Music App - G1 music player has a built-in powerful local music playing app, it is compatible with most music formats, including but not limited to MP3, WAV, FLAC, APE, OGG, M4A, AAC, WMA, MP2, etc., and provides various song categories, such as Title, Folder, Artist, Album, Genre.

💝Amazing Audio-visual Enjoyment - The device is not only a digital music player but also an MP4 player. It is equipped with a 4" full-touch LCD screen and HiFi sound module, and supports 720p, 1080p HD video playback, which can bring you an unparalleled viewing experience.

【All Region Free DVD player】 Multi-region DVD player can be used worldwide and plays DVDs from any country in any region. Fully compatible with MPEG4 / DVD / DVD-R / DVD + R / DVD + RW / CD / VCD / SVCD / MP3 / CD-R / CD-RW / JPEG / KADAK(Note: Does not support Blu-ray discs.Don't support blueray!).

【HDMI & AV & Coaxial Digital Output】1x HDMI output, 1x composite video/audio output (RCAx3), connect your TV and audio systems. 16:9 and 4:3 two screen sizes for TV

【USB 2.0】Built-in USB 2.0 port playback media support: 720*480/576 Video (AVI/MPG/MPEG4/VOB/MP3/WMA/MPEG1/JPG/JPEG). Note: The DVD player can only support USB 2.0 Flash Drive up to 16GB.Don't Support USB 3.0 and MP4 file playback via USB.

【Smooth Running,Stable Pairing】-- The Q5 mp3 player uses a 4-core MTK chip to make the device respond faster and run more smoothly. It is equipped with a full-featured duplex Bluetooth, which has a wider and stable Bluetooth compatibility, and is perfectly connected to Bluetooth headphones, speakers and car stereo.

【Excellent Audio-visual Experience】-- 4 inches high-definition screen, support 720p, 1080p high-resolution video and HiFi lossless music playing, Q5 player has everything that an excellent Mp4 player should have. It brings you unparalleled Film viewing and music enjoyment.

【Long Battery Life】 -- Q5 Bluetooth music player has a built-in 1800mAh lithium battery and uses a low-power solution, which enables the player to continuously play 50 hours of music or 8 hours of video, even 670 hours standby. Fully meet your travel or sports needs.

【48GB Large Capacity & Long Time Playback】With 16GB built-in memory but also with 32GB TF Card for memory expansion (INCLUDED), it provides a Micro SD slot for expandable memory and supports up to 128G TF card(NOT INCLUDED), allows you to carry more music, videos, images, and e-book anywhere; Equipped Rechargeable battery with up to 50 hours of uninterrupted music playback after 2 hours fully charged. Provides a 12 months free warranty, 90 days refund, and lifetime friendly customer service.

【Wireless Bluetooth 5.1 MP3 Player】This portable Bluetooth MP3 player with upgraded 5.1 technology, compatible well with the version of Bluetooth 5.0/4.2/4.1/4.0/2.0, provide faster data transfer and stable connection, quickly connect with your Bluetooth TWS earbuds/ headphones/speakers to enjoy the HiFi lossless music, keep you away from the cables.【Note】This Bluetooth CANNOT pair with Phones/ Cars/Computers, but you can use the included AUX cable connect our MP3 to the AUX port to play music.

【Portable HiFi Lossless Sound Music Player】This HiFi mp3 player with built-in speaker and professional intelligent digital noise reduction chip provides HiFi class sound quality that is close to the original; Supports the most popular audio formats: MP3, WAV, WMA, APE, FLAC, ACELP, DRM. Built-in 3 Blank playlists, support Lyrics display, Repeat and Shuffle playback( Set it on the "Play Mode").【Note】It's NOT compatible with ITunes music and Audiobooks,

Added Google Play framework on the new firmware for M15.Dual AK4499 flagship third generation DAC chips with professional grade XMOS XUF208 USB chip for the ultimate in decoding performance, supporting up to 768kHz/32bit and native DSD512 ;

Qualcomm’s CSR8675 flagship Bluetooth 5.0 chip comes into play for complete Bluetooth audio format support as well as enabling lower latency and faster transfer speeds. Supports two-way Bluetooth, LDAC and aptx HD, which can be used as a Bluetooth transmitter or as a Bluetooth receiver that allowing the quality of wireless Bluetooth reaches a higher level.

Powerful hardware combination for unrivalled processing power.M15 adopting Samsung Exynos 77872 processor to ensure smooth operation.3rd gen FGPA and NDK femtosecond crystal in the M15 for lower jitter and ultimately a more accurate clock for the DAC.

LOSSLESS AUDIO: Excellent sound quality, supports MP3, WMA, FLAC, APE, AAC, OGG and ACELP.

LARGE MEMORY:Supports up to 64G card for maximum memory capacity,(Note:The card is not include),Recommend to use the MYMAHDI Original memory Cards

EASY TO USE: Use playlists to select your favorite songs, Supports shuffle and playback, Support sleep shutdown

📲Smooth Android OS: Mymahdi MP3 player with bluetooth and WiFi adopts the Android OS,built in 2GB RAM and 16GB ROM,free with 64GB high speed 3.0 memory card, 8 core CPU 1.9GHz processor to make it run faster and more smoothly. Meanwhile, this MP3 player also support to external expansion the storage space via the Card slot, max support up to 1TB, the local and external storage space can meet large users' storage needs.

📶Smart WIFI wireless connection: This mp3 player support to download/upload/listen the music or watch the video online after you connect the WiFi. This mp3 player cover variety of mainstream media APPs in it, such as: Amazon Music, Apple Music, Spotify, Facebook, Audible, Deezer, Kindle, Pandora, Twitter, TIDAL, FM Radio, Sound Recorder, Videos, etc.

💕Bluetooth 5.0: Mymahdi mp3 player Uses the two-way connection technology.The connection is faster and more stable.Support to compatible with more types of Bluetooth headsets, Bluetooth Speaker, Car Speaker and mobile phones. At the same time, the mp3 player also has automatic Connection function, it can automatic to match your Bluetooth device after booting, And also support to transfer the files from your phone to the player via Bluetooth function.Making it easier and faster to use.

√HOW TO USE: just copy music from smartphone or PC with your sd card to Mymahdi player you can enjoy the music you want also it can be used as a card reader

√Expandable to 64GB: Card slot provided for more music and audiobooks etc,max support 64GB TF card.（Note: the card is not include）

√Multi-functional: music player, photo viewer, E-book reader,voice recorder,FM radio and video movie,multi-language system provide better experience,perfect for go out,travel and entertainment

Wearable mp3 player with 1.3Oz✔-🏃:This clip music player only 1.3Oz weight,you can even hardly feel it clipped on your sportswear when you are running.Built-in 420mAh chargeable battery,one hour to full charged and support 12 hours to play.PERFECT CHOICE FOR PEOPLE WHO LOVES SPORTS

The latest upgraded Bluetooth 5.0✔-👍:this Mp3 player built-in bluetooth 5.0,provide faster data transfer speed(40% increase) and more stable connection,the connection distance is also longer.In addition, power consumption will be reduced, increasing battery life.ENJOY CUTTING-EDGE TECHNOLOGY

16GB built-in large memory and TF card expansion✔-💾:Compare with built-in memory,we choose 16GB built-in memory + TF card expansion as a storage combination.The reason is this combination will be more flexible,connecting to computer will also be more stable.A total of up to 2500 songs can be stored with 16GB.SAY GOODBYT TO SAMLL MEMORY

🚙【BUILT-IN HDMI PORT】 Integrate your game consoles, so you can enjoy your games on a bigger screen in your vehicle. Also, your movies and music on your phone can be shared with everyone you are traveling with.

🚙【REGION FREE DVD PLAYER】It’s compatible with AVI, DVD, DVD+R, DVD-R, DVD+RW, DVD-RW, MP3, CD, CD-RW, JPEG format. Built-in USB / SD card slot supports playing AVI, 3GP, VOB, MP4, FLV, MP3, WMA, AAC, JPG.

🚙【MULTI-MEDIA CHOICES】Expand your media choices by plugging your USB stick or SD card into this unit to play music, video or view photos. The maximum capacity is 32GB. With AV in and out, you can share contents from other devices to this monitor screen, either from a car stereo, car roof monitor or other headrest players that comes with RCA out function.

【MP3 player with Bluetooth 5.0】MP3 player adopts Bluetooth module version 5.0, which is the most stable version on the market, with good compatibility and low power consumption. You can pair your MP3 player with a Bluetooth headset or Bluetooth speaker (not to Bluetooth phones and computers).

【32GB Music Player】Portable MP3 player, unique built-in 32GB memory, expandable up to 128G TF card, can store more than 8000 songs. You can use this MP3 player as a flash drive to save many files or music.

【Clip Mp3 Player】This Clip Mp3 player uses traditional keys. Easy to use and lightweight (0.8 ounces), you can easily put your clip mp3 player into your pocket or armband while exercising and enjoy music on the go

【𝗦𝗺𝗮𝗿𝘁 𝗔𝗻𝗱𝗿𝗼𝗶𝗱 𝗠𝘂𝘀𝗶𝗰 𝗣𝗹𝗮𝘆𝗲𝗿 𝘄𝗶𝘁𝗵 𝗚𝗼𝗼𝗴𝗹𝗲 𝗣𝗹𝗮𝘆&𝗢𝗻𝗹𝗶𝗻𝗲 𝗦𝘁𝗿𝗲𝗮𝗺𝗶𝗻𝗴 𝗠𝘂𝘀𝗶𝗰】It is not only an MP3 with Bluetooth dual-connection function and have a leader-level player Musicolet, it's also a streaming music player, It owns Spotify, Pandora, AudioMack and other major online streaming music platform. This is a truly smart Android music player built-in Google play Store that allow you freely install any APPs and download all kinds of online music.

【𝙥𝙤𝙬𝙚𝙧𝙛𝙪𝙡 𝙤𝙛𝙛𝙡𝙞𝙣𝙚 𝙢𝙪𝙨𝙞𝙘 𝙥𝙡𝙖𝙮𝙚𝙧】Built-in leader-level offline music player Musicolet，its unique complex multi-queue management, professional-grade equalizer, desktop and lock screen transparent music components, unlimited custom playlists and other functions bring the ultimate advanced music functions. No matter how many songs, no matter how complex the song classification management is, it is handy to make music at your fingertips，and compatible with all music formats.

【𝗛𝗜𝗙𝗜 𝗦𝗼𝘂𝗻𝗱 𝗤𝘂𝗮𝗹𝗶𝘁𝘆 & 𝗕𝘂𝗶𝗹𝘁-𝗶𝗻 𝗦𝗽𝗲𝗮𝗸𝗲𝗿𝘀】 YFFIZQ MP4 player built-in HIFI digital decoding chip can output clear music, Make the mids and bass full,the high notes are moderate,and ensure the best consistency of the left and right vocal channels，so whether you use the built-in speakers or earphone to listen to music, the MP3 player will give you an immersive and realistic feeling.

【Versatile MP3 Player with Bluetooth and WiFi】 Connect using WiFi and Bluetooth 4.0. WiFi Internet access, online music, video, games, free access to Apps- Facebook, Twitter, Spotify, TikTok, etc. [Do not use the Bluetooth function near 2.4 g signal source devices such as base stations and routers, or bluetooth signal interference will be generated.]

【5 MP Camera&Longer Battery Life】 MP3 player is no longer limited to music, allowing you to shoot beautiful moments while exercising outside. And it built-in 1200 mAh capacity battery with USB-C charging port. 2 hours full charge & long time playing, bring fun for your boring long journey. T06S customized Android 8.1 OS with supporting multiple functions: music, video playback, games, voice recorder, FM radio, E-books, etc.

【4 inch HD Full Touch Screen】 4 inch high-resolution (480*800) full touch screen provides easier operation and interactive experience. This mp4 player can play 1080p high resolution video smoothly. It is compatible with RM/AVI/RMVB/3GP/FLV/MP 4/DAT/MKV/MPG/MOV/TS and other format HD video WITHOUT CONVERSION.

【MP3 player with Bluetooth 5.0】SWOSY-M10 MP3 player adopts Bluetooth module version 5.0, which is the most stable version on the market, with good compatibility and low power consumption. You can pair your MP3 player with a Bluetooth headset or Bluetooth speaker (not to Bluetooth phones and computers).

【32GB Music Player】Portable MP3 player, unique built-in 32GB memory, expandable up to 128G TF card, can store more than 8000 songs. You can use this MP3 player as a flash drive to save many files or music.

【Clip Mp3 Player】This Clip Mp3 player uses traditional keys. Easy to use and lightweight (0.8 ounces), you can easily put your clip mp3 player into your pocket or armband while exercising and enjoy music on the go

⚡ 【 Custom Installation of APK APP 】P5S Bluetooth MP3 player supports custom installation of streaming music apps through browser. It comes pre-installed with three offline music apps and many popular online music apps, including Spotify, Pandora, Deezer, Tidal, Apple Music, Amazon Music, etc.

⚡ 【 5-inch IPS Screen & Metal Glass Look 】5-inch IPS screen with full touchscreen, providing easier operation and a better viewing angle, and this music player uses a unique metal frame and tempered glass back cover design, holding it in your hand is very textured

⚡ 【 Dual-band WiFi & 2-Way Bluetooth 5.0 】Dual-band WiFi, both 2.4G and 5G, offers stable and high speed data transfer and web browser. Bluetooth 5.0, with full-featured two-way transmission and reception for perfect connection to Bluetooth headsets, Bluetooth speakers, or car audio systems.

✔-💾【8GB MEMORY & 64GB TF Card】This MP3 & MP4 player has an internal storage of 8GB and comes with a 64GB micro TF card .

✔-👍【IPS SCREEN & METAL FRAME】4.0-Inches IPS display with full Multi-touchscreen. Metal frame design (Aluminum Alloy) with tempered glass rear cover. Wider angle, more durable, more stable.

✔-⚡【WIFI & WIRELESS TRANSFERRING】Not only provides USB cables to transfer music and files, this digital music player also can share or transfer files via Bluetooth and WiFi. Easier, faster and more convenient to use.

【Excellent Audiovisual Experience】-- 4.2-inch Sharp IPS high-definition display, a smaller screen with a 3:2 ratio,support 720P, 1080P high-definition video and HiFi lossless music playback.Shanling M3x player has everything that an excellent Mp3/Mp4 player should have. It brings you unparalleled Film viewing and music enjoyment.

【High Performance Dual ES9219C DAC】-- Shanling M3X adopts dual ES9219C DAC, which enables the DAC itself to have the rare MQA hardware decoding function. With the CPU, it can support MQA 16 times fully expanded, and at the same time, it also ensures a high signal-to-noise ratio while maintaining low power consumption.

【Legendary Octa-Core Snapdragon 430 and Opened Android 7.1】-- Means that in addition to the commonly used music apps, you can also download your favorite radio dramas, audiobooks and other software.In addition, Shanling M3X 2+32GB+1TB is expandable, you never have to worry that your memory will run out.

◆Perfectly Fits for: This carrying case is suitable for Grtdhx Soulcker BENGJIE MP3 Players, MP4 Player, include Apple iPod Nano, iPod Shuffle(NOT fits iPod Touch 7), Sandick Music Player, Sony NW-A45/B Walkman, and there is enough and good fit space for media player, headphones, USB cable, memory card, U disk and other accessories, not for TIMMKOO MP3. ONLY A BOX, DO NOT INCLUDE A MUSIC PLAYER or OTHER ACCESSORIES.

◆Lightweight, Hard and Skid-Proof Case: It provides a full range of protection for Bluetooth music player, it’s not only easy to store MP3 player with FM radio indoors, but also can be fully prepared for outdoor activities. This storage case is portable, anti-fall, scratch-proof and anti-stain.(Dimension of Exterior: 2.95 inches x 5.12 inches x 1.38 inches. )

◆Professionally Protective Interior: Soft fabric and 2 layers of anti-shock bubble are to avoid damage caused by bumps and fall. And there has the elastic cord can hold the portable music player, so it has no wiggling in compact interior space.There are two divided spaces and a mesh pocket for you to store your MP3, USB cable and other accessories. (Dimension of Interior: 2.36 inches x 4.72 inches x 0.79 inches. )

🦝 All-Purpose Bluetooth Music Player: Highly achieved your expectation by powerful Music Management. Play lists, Equalizer, Play Models, Category Organization and Sleep Timer... All functions are ready for planed into our Bluetooth MP3 player. Let's enjoy your music journey with our digital music player!

🦝 Unique FM Radio: Built-in antenna, which means wired earphones are not necessary for FM activated, reducing wire annoyance and improving quality of voice. A feature of FM recorder contained in MP4 player, makes favorite FM radio wrote into local storage, providing records review in any time.

🦝 Mp4 Player of Built-in Speaker: A FM audio Mp3 delivers powerful stereo sound(103dB for Maximum), a portable music player, a voice partner of mp3 & mp4 players style. Essential for small party!

♪【Streaming Music Player】-The device comes pre-installed with many of the most popular Spotify ,Amazon Music,HiBy Music and AIMP music. it is compatible with most music formats, including but not limited to MP3, WAV, FLAC, APE, OGG, M4A, AAC, WMA, MP2, etc., and provides various song categories, such as Title, Folder, Artist, Album.

♫【Wider Bluetooth Compatibility】-The device comes with a Bluetooth 5.0 chip, which can be backward or upward compatible with other versions of Bluetooth devices, such as headphones, speakers, car stereos, and provides fast pairing and stable connections. It is an excellent mp3 player with Bluetooth.

♬【Long Battery Life】-Built-in 1500mAh capacity battery with USB-C charging port. 2 hours full charge VS 50 hours music playing time, with standby power-saving feature.

HiBy R6 III (R6 gen 3) is a dual DAC high resolution audio player with built-in dual ES9038Q2M DAC chips to provide a good basis for HiFi sound quality. The new design，High perfciance dual ES9038Q2M DACs work in tandem whether in SE orbalanced mode for full-time maximum fidelity. voltagemode amplification in tandem with class A amplificationfor the optimal balance between fidelity, power andstamina.

Android audio and video player with Android 12 system, Snapdragon 665, 4G+64GB, bringing you a smooth operating experience. It supports downloading and installing third-party app including Apple Music / Tidal / Amazon Music / spotify music streamer, etc.

R6 III MP3 player with Bluetooth and WiFi. Supports Bluetooth 5.0, including LDAC, aptX, aptX HD, SBC, AAC, etc. Support 2.4GHz and 5GHz WIFI with the maximum rate up to 433Mbps.

✅【64GB large memory】JOLIKE MP3 player comes with a large 64GB memory and card reader making downloading songs easier, solving the annoyance of USB connection to a PC, and can easily hold thousands of music. Put all your favorite songs in it. The player will become a mobile music library to enjoy music festivals anytime, anywhere.

✅【Latest version of Bluetooth 5.2 】Wireless Bluetooth MP3 player equipped with the latest version of Bluetooth 5.2, compatible with a wide range, stronger interference suppression, more stable transmission, can easily pair Bluetooth headphones, Bluetooth speakers without worrying about intermittent Bluetooth signal, Note: Bluetooth function can not be connected to mobile phones and PC,

✅【Latest version of Bluetooth 5.2 】Wireless Bluetooth MP3 player equipped with the latest version of Bluetooth 5.2, compatible with a wide range, stronger interference suppression, more stable transmission, can easily pair Bluetooth headphones, Bluetooth speakers without worrying about intermittent Bluetooth signal, Note: Bluetooth function can not be connected to mobile phones and PC,

【Combination of Online Music and Local Music】Support online music and download it directly through Wi-Fi. The device comes pre-installed with the most popular online music Apps, including Spotify and Amazon Music. (This device does not support additional APP installation)

【High-fidelity Sound & Bluetooth】Combine crisp stereo sound of the original source with beautifully crafted appearance. Support most popular audio formats: MP3/FLAC/WAV/OGG/AAC/APE. Bluetooth 4.0 can connect your Bluetooth headset, Bluetooth speaker and other devices faster and more stably.

【4 Inch Large HD Full Touch Screen】4 Inch high-resolution (960*480) screen, gives you a beautiful canvas for your E-book, photos, videos, lyrics and more. Everything is sharp, vivid, and lifelike. Touch-sensitive, allowing you to access functions simply by touching the icons. So intuitive and simple.

[Desktop-league DAC ES9038PRO]: The left and right audio channels each contain a desktop-class, 8-channel ES9038PRO flagship DAC. This means that each audio channel has 8 parallel outputs summed together for superior resolution and minimal distortion for extremely pure audio reproduction.

[Desktop-class THX 788+ headphone amp]: Desktop-class amplification also plays an important role in the M17 audio player. FiiO and THX jointly developed the exclusive THX AAA-788+, an upgraded version of the original op-amp. Compared to the original, output power is increased by 225% up to 3000mW per channel with a lower output impedance – allowing it more effortlessly power all kinds of headphones.

[Desktop-level connectivity]: The M17 mp3 player features : 3.5mm output: headphone out/line out; 6.3mm output: headphone out; 2.5mm output: balanced headphone out; 4.4mm output: balanced headphone out/balanced line out; RCA coaxial port: coaxial input and output; USB 3.0 port: supports USB Host and Device modes, can be used for high-speed data transfers and fast charging; USB 2.0 port: supports USB Host mode, allowing external DACs or hard drive storage to be connected.